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Publication Extents

Not all publications have extents, not all extents are completely accurate
Conodonts from the Chappel limestone of Texas
Wilbert H. Hass
1959, Professional Paper 294-J
The Chappel limestone of Early Mississippian (late Kinderhook and probably partly early Osage) age crops out in the Llano region of Texas where it is as much as 45 feet thick. It contains three conodont faunal zones which, from youngest to oldest, are herein designated: (1) the Bactrognathus communis zone...
Geology of Glacier National Park and the Flathead Region, Northwestern Montana
Clyde P. Ross
1959, Professional Paper 296
This report summarizes available data on two adjacent and partly overlapping regions in northwestern Montana. The first of these is Glacier National Park plus small areas east and west of the park. The second is here called, for convenience, the Flathead region; it embraces the mountains from the southern tip...
Part 4. Submarine topography and shoal-water ecology
Preston E. Cloud Jr.
1959, Professional Paper 280-K
The topography of the sea floor within 10 miles of Saipan broadly resembles that of the land. Eastward, toward the Mariana trench, slopes are about 6°, without prominent benches or scarps. This is inferred to indicate easterly continuation of generally pyroclastic bedrock. The westward slope averages 2° to 3° and...
The Geology of the Upper Mississippi Valley Zinc-Lead District
Allen V. Heyl Jr., Allen F. Agnew, Erwin J. Lyons, Charles H. Behre Jr., Arthur E. Flint
1959, Professional Paper 309
The upper Mississippi Valley zinc-lead district includes the southwest part of Wisconsin, the northwest corner of Illinois, and a narrow fringe of Iowa extending from Bellevue to McGregor, just west of the Mississippi River. The total area of the district is 4,000 square miles. The entire district is drained by...